12755340 has 192 divisors, whose sum is σ = 45158400. Its totient is φ = 2965248.

The previous prime is 12755333. The next prime is 12755341. The reversal of 12755340 is 4355721.

It is a happy number.

12755340 is a `hidden beast` number, since 127 + 5 + 534 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (12755341) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 161421 + ... + 161499.

It is an arithmetic number, because the mean of its divisors is an integer number (235200).

Almost surely, 2^12755340 is an apocalyptic number.

12755340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12755340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22579200).

12755340 is an abundant number, since it is smaller than the sum of its proper divisors (32403060).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12755340 is a wasteful number, since it uses less digits than its factorization.

12755340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133 (or 125 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 27.

The square root of 12755340 is about 3571.4618855589. The cubic root of 12755340 is about 233.6490465524.

The spelling of 12755340 in words is "twelve million, seven hundred fifty-five thousand, three hundred forty".